3 ms·
The world's biggest grave robbery: Asia’s disappearing WWII shipwrecks
- alvis 9y agoAny idea why low-background steel[1] is that valuable given the fact that it is only 0.005 mSv/yr above natural levels at 1.26? [2] [1] https://en.wikipedia.org/wiki/Low-background_steel https://en.wikipedia.org/wiki/Low-background_steel [2] https://en.wikipedia.org/wiki/Background_radiation https://en.wikipedia.org/wiki/Background_radiation